Lyman white



(No Model.)

' L. WHITE.

JOINT FQR HOLLOW SHELLQ, '&c.

No. 406,683. Patented July 9, 1889.

III/I v WITNESSES: v INVENTOR:

ATTORNEYS.

UNITED STATES PATENT OFFICE.

LYMAN WHITE, OF VVATERBURY,CONNECTICUT, ASSIGNOR TO RANDOLPH & OLOWVES, OF SAME PLACE.

JOINT FOR HOLLOW SHELLS, 81.0.

SPECIFICATION forming part of Letters Patent No. 406,683, dated July 9, 1889.'

Application filed November 22, 1888. Serial No. 291,569. (No model.)

To aZZ whom it may concern.- I that theinner surface of the several flanges 5 5- Be it known that I, LYMAN WHITE, of awill be in contact with the vertical walls of terbury, in the county of New Haven and the said groove, and the ring is so formed State of Connecticut, have invented a new upon the said outer face that the said outer 5 and useful Joint for Hollow Shells, &c., of face will conform to the inner contour of the which the following is a full, clear, and exact cylinder-sections, as is clearly shown in Fig. 1. 6o description. The groove E in the ring D, which, for con- -My invention relates to an improved joint venience, I designate a tie-ring, is of suffifor tubes, hollow cylinders, or shells, as housecient width to leave a convenient space beboilers, ammonia-receivers, soda and gas tween the contiguous faces of the flanges B tanks, &c., and has for its object to providea when located in the groove. This space is 65 means whereby a simple and durable joint filled by the lock-ring H, the said ring being will be obtained and wherein the joints may so formed by crowding or compressing a barof be conveniently and expeditiously made. metal in the space intervening the flanges and r The invention consists in the combination, the cylinder-sections, which may be accomwith opposing cylinder'sections having their plished in any suitable and well-known man- 70 contiguous ends turned inward at an angle, ner, the bar being of sufficient length only to of an interior peripherally-grooved tie-ring permit the two ends of the same to be brought and an exterior locking-ring, and in the novel in close contact, as illustrated in Fig. 2. This construction and combination of the several locking-ring H is then soldered, brazed, or

parts, as will be hereinafterfully set forth, and otherwise rigidly secured to the cylinder-sec- Z 5 pointed out in the claims. tions. The locking-ring is preferably made Reference is to be had to the accompanying of such thickness that when placed in position drawings, forming a part of this specification, the outer surface of the ring will be flush with in which similar letters of reference indicate the outer face of the cylinder-sections, or escorresponding parts in all the figures. sentially so. 80 Figure 1 is a partial vertical longitudinal If in practice it is found desirable, a band section through two tube or cylinder sections I-I" may be secured to the cylinder-sections connected with my improved joint; and Fig. and to the locking-ring, effectually conceal- 2 is a transverse vertical section taken on ing or covering the joint, as best shown in lineoc 0c of Fig. 1, looking in direction of the Fig. 1. 85

arrow.

1 Having thus described my invention, I claim In carrying out the invention a ring D is as new and desireto securebyLetters Patent provided adapted to be located upon the in- 1. The combination, with opposing cylin- 3 5 ner surface of the cylinder, the outer face of der-sect-ions having their contiguous ends which ring, preferably at the center, is proturned inward at an angle, of an interior peo vided with a peripheral groove E, as best illusripherally grooved tie-ring, a locking ring, trated in Fig. 1, and the central inner surand an external cover or strengthening-band, face of the ring D is bulged outward or thicksubstantially as shown and described.

40 ened, in order to compensate for the metal re- 2. The combination, with opposing cylinmoved in producing the groove E. der-sections having their ends turned inward 5 The opposing sections of thecylinder, tube, at an angle to form a flange, of an internal or shell to be united are turned inward and supporting tie-ring provided with a periphdownward at a right angle within the ring-reeral groove adapted to receive the flanges of cess to form an annular integral flange B, the cylinder-sections, and a locking-ring also which flange may be produced by rolling the entered into the groove of the tie-ring be- I00 metal down or manipulating the end of the tween said flanges and in contact therewith,

cylinder-sections in any approved manner; all combined for operation substantially as or, if in practice it is found desirable, the shown and described.

flan e may be attached to the cylinder withi T ,7

out departing from the spirit of the inven- IA MAN HITE' tion. WVit-nesses:

The flanges B of the opposing cylinder-sec- L. WV. KELLOGG,

tions D are entered in the ring-groove E so JOHN P. KELLoGG. 

